7539561

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 12579840

約数和(自身を除く): 5040279

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 71, 81, 171, 207, 213, 243, 437, 513, 621, 639, 1311, 1349, 1539, 1633, 1863, 1917, 3933, 4047, 4617, 4899, 5589, 5751, 11799, 12141, 14697, 17253, 31027, 35397, 36423, 44091, 93081, 106191, 109269, 132273, 279243, 327807, 396819, 837729, 2513187, 7539561]

約数ペア:

[(1, 7539561), (3, 2513187), (9, 837729), (19, 396819), (23, 327807), (27, 279243), (57, 132273), (69, 109269), (71, 106191), (81, 93081), (171, 44091), (207, 36423), (213, 35397), (243, 31027), (437, 17253), (513, 14697), (621, 12141), (639, 11799), (1311, 5751), (1349, 5589), (1539, 4899), (1633, 4617), (1863, 4047), (1917, 3933)]